458

Code Discription Unit Quantity Rate Amount

Cost of 10 window spring catchCost of 1 window catchSay

04289999

9999

10 Nos. 10.00 109.00 109.00L.S 125.58 1.00 125.58

L.S 3.64 1.00 3.64238.22

2.38240.6036.09

276.6927.6727.65

10.24 Providing and fixing 14 mm bright finished brass spring catch to steel centre hungventilators with necessary welding and machine screws etc. complete.

Code Discription Unit Quantity Rate Amount

Consider a flight of staircase of 2.8m heightwith tread and riser of 200mm & 0.60m wide.Materials-(i) Unequal angles as stringers-75x50x6mm4x12.69x5.6 = 284.25 Kg.Add wastage @ 5% =14.21 Kg.= 298.46kg. Say 2.985q

(ii) unequal angles at sides 50x30x5mm2xl4x0.2x3.00=I6.8kg.Add wastage @ 5% = 0.84kg.= 17.64 kg. Say 0.176q = 3.161qUnequal angles(iii) plate for tread 8mm thick14x7.5= 105.00kg+Add wastage @ 5% = 5.25kg.= 110.25kg. Say 1.103qPlate for tread(iv) G. pipe for railing 40mm2xl2.69m = 25.38m+Add wastage @ 5% = 1.27m = 26.65mG.I. Pipe for railing(v) M.S. round bars 16mm dia.15x0.75x2xl.58 = 35.55kg.+Add wastage @ 5% = 1.78kg.= 37.33 Kg. Say O.373qM.S. round barsCarriage of steel(3.I61 + 1.103+0.373)=4.637q = 0.4637 tonneCarriage of g.I. Pipe approx. wt.

1007

1010

1549

1003

22052271

quintal 3.161 3100.00 9799.10

quintal 1.103 3400.00 3750.20

metre 26.65 160.00 4264.00

quintal 0.373 3050.00 1137.65

tonne 0.4637 47.29 21.93tonne 0.0991 47.29 4.69

10.25 Steel work welded in built up section/framed work including cutting, hoisting, fixingin position and applying a priming coat of approved steel primer using steel etc. asrequired.

10.25.1 In stringers, treads, landing etc. of stair cses including use of chequered plate wher-ever required, all complete.

Details for thenMaterials-Brass casement spring catchFixing charges including welding andmaterials etc.Carriage of materialsTOTALAdd for water charges @ 1%TOTALAdd for contractor’s profit and overheads@15%

459

Code Discription Unit Quantity Rate Amount

1215

010201140100

9999

3.72x26.65=99.14kg.Welding charge (electric) 23.20mLabour:Blacksmith 1st classBeldarBandhaniApplying priming coat(i) steps 2.4x 14 = 33.60sqm.+(ii) angles 4x 12.69x0.25 = 12.69sqm.+(iii) Bars and other components = 2.00 sqm.(L.S.)(A) (Rate as per item no. 13.50.3)SundriesTOTALAdd for water charges @ 1% on all except ‘A’TOTALAdd for contractor’s profit and overheads @15% on all except ‘A’Cost of 5.331 qunitalCost per kgsay

cm 2320.00 1.00 1220.00

day 1.85 151.50 280.28day 1.25 135.25 169.06day 0.60 138.45 83.07

sqm 48.29 12.65 610.87L.S. 1.00 110.89 110.89

22551.74219.41

22771.153324.04

26095.1948.9548.95

in position and applying a priming coat of approved steel primer usin’g structuralsteel etc. as required. 10.25.2 In grating, frames, guard bar, ladder, railings, brackets,gates and similar works.

Details of Imxlm framed guard bar grating.(i) M.S. flat 50x6 mm 2.4kg/per metre5.75x2.40 = 13.8kg. + Add wastage@ 5%= 0.69kg., Total = 14.49kg. say 14.5 kg. quintal 0.145 2900.00 420.50

1008 M.S. Flat (ii) 12mm dia. Bars @ 0.89 kg/m9x1 = 9 metre @ 0.89kg/m = 8.01 kg+Addwastage @ 5% = 0.40kg. Total=8.41 kg.say 0.084q

1002 M.S. bar quintal 0.084 3100.00 260.402205 Carriage of steel tonne 0.0229 47.29 1.081215 Welding charges (electric) 60cm Cm 60.00 1.00 60.00

Labour0102 Blacksmith 1st class Day 0.70 151.50 106.050114 Beldar Day 0.50 135.25 67.620100 Bandhani Day 0.25 138.45 34.61

Applying priming coat 0.65 sqm‘A’ (Rate as per item no. 13.50.3 Sqm 0.60 12.65 7.599999 Sundries L.S. 4.55 1.00 4.55

Total 962.40Add for water charges @ 1% on all except ‘A’ 9.55Total 971.95Add for contractor’s profit and overheads@ 15% on all except ‘A’ 144.65Costof0.218qunital 1116.60Cost per kg 51.22say 51.20

Code Description Unit Quantity Rate Amount

10.25.2 In grating, frames, guard bar, railing, brackets, gates and similar works.

10.25 Steel work welded in built up section / framed work including cutting, hoisting, fixing